DNS response history for z1usnyc11sdns102.rtccdn.com

z1usnyc11sdns102.rtccdn.com is a DNS nameserver monitored by NameServerHistory. This page provides historical DNS response-time data, nameserver uptime signals, DNS latency observations, resolved IP history, successful response counts, failed response counts, and reliability indicators for this nameserver.

The selected UTC date is 2026-08-26. For this date, NameServerHistory found 66 DNS check records, 66 successful responses, 0 failed responses, and 197 ms average response time. Current selected-date status: At least one successful DNS response was recorded for the selected date.

  • Use this report to investigate historical DNS uptime and nameserver reliability.
  • Compare DNS latency changes, failed DNS checks, and response behavior over time.
  • Review the latest resolved IP address and raw DNS check history for z1usnyc11sdns102.rtccdn.com.
Records on Selected Date

66

Historical checks stored for this nameserver on selected date

Average Latency

197 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-26 21:53

All timestamps shown in UTC

Latest Resolved IP on Selected Date

198.255.78.26

Most recently resolved hosting IP on selected date

Successful Responses

66

Checks that returned a measurable response

Failed Responses

0

Checks with no response or no returned latency

Failure Rate

0%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for z1usnyc11sdns102.rtccdn.com

Showing DNS history for 2026-08-26 UTC. Newest records appear first.

Latency bars are scaled to a maximum of 5000 ms for quick visual comparison.

# Query Time (UTC) Correlation ID Latency Response IP Address
66 2026-08-26 21:53 639233773302621314
21 ms 198.255.78.26
65 2026-08-26 21:36 639233762896723748
19 ms 198.255.78.26
64 2026-08-26 21:19 639233752543876329
22 ms 198.255.78.26
63 2026-08-26 21:02 639233742155931788
18 ms 198.255.78.26
62 2026-08-26 20:44 639233731712555311
422 ms 198.255.78.26
61 2026-08-26 20:27 639233721164051126
187 ms 198.255.78.26
60 2026-08-26 20:09 639233710560486320
421 ms 198.255.78.26
59 2026-08-26 19:51 639233699834667450
44 ms 198.255.78.26
58 2026-08-26 18:57 639233667209186136
22 ms 198.255.78.26
57 2026-08-26 18:39 639233656814316266
422 ms 198.255.78.26
56 2026-08-26 18:22 639233646245051806
3645 ms 198.255.78.26
55 2026-08-26 18:04 639233635663779051
5 ms 198.255.78.26
54 2026-08-26 17:47 639233624977342122
22 ms 198.255.78.26
53 2026-08-26 17:29 639233614446136153
21 ms 198.255.78.26
52 2026-08-26 17:11 639233603737877581
18 ms 198.255.78.26
51 2026-08-26 16:53 639233593269224651
1238 ms 198.255.78.26
50 2026-08-26 16:36 639233582635086903
20 ms 198.255.78.26
49 2026-08-26 16:18 639233572000374575
15 ms 198.255.78.26
48 2026-08-26 16:00 639233561188633861
168 ms 198.255.78.26
47 2026-08-26 15:42 639233550544357027
19 ms 198.255.78.26
46 2026-08-26 14:48 639233517966053117
712 ms 198.255.78.26
45 2026-08-26 14:31 639233507603253585
22 ms 198.255.78.26
44 2026-08-26 14:13 639233497229039167
169 ms 198.255.78.26
43 2026-08-26 13:56 639233486864546406
173 ms 198.255.78.26
42 2026-08-26 13:39 639233476455174682
15 ms 198.255.78.26
41 2026-08-26 13:22 639233466171592605
40 ms 198.255.78.26
40 2026-08-26 13:04 639233455747096265
19 ms 198.255.78.26
39 2026-08-26 12:47 639233445367152284
26 ms 198.255.78.26
38 2026-08-26 12:30 639233434974187439
27 ms 198.255.78.26
37 2026-08-26 12:12 639233424567558554
23 ms 198.255.78.26
36 2026-08-26 11:55 639233414056832719
317 ms 198.255.78.26
35 2026-08-26 11:37 639233403515141099
23 ms 198.255.78.26
34 2026-08-26 10:43 639233370841350248
18 ms 198.255.78.26
33 2026-08-26 10:25 639233360361507238
164 ms 198.255.78.26
32 2026-08-26 10:08 639233350067824371
26 ms 198.255.78.26
31 2026-08-26 09:51 639233339545274518
16 ms 198.255.78.26
30 2026-08-26 09:33 639233329214918079
18 ms 198.255.78.26
29 2026-08-26 09:16 639233318749762337
19 ms 198.255.78.26
28 2026-08-26 08:59 639233308387917838
17 ms 198.255.78.26
27 2026-08-26 08:41 639233297961740122
197 ms 198.255.78.26
26 2026-08-26 08:24 639233287487159094
167 ms 198.255.78.26
25 2026-08-26 08:07 639233276995531707
167 ms 198.255.78.26
24 2026-08-26 07:49 639233266521568229
176 ms 198.255.78.26
23 2026-08-26 07:31 639233256081047431
164 ms 198.255.78.26
22 2026-08-26 06:38 639233223620132921
160 ms 198.255.78.26
21 2026-08-26 06:20 639233213287814244
18 ms 198.255.78.26
20 2026-08-26 06:03 639233202925983161
32 ms 198.255.78.26
19 2026-08-26 05:46 639233192644780696
17 ms 198.255.78.26
18 2026-08-26 05:28 639233182401183833
26 ms 198.255.78.26
17 2026-08-26 05:11 639233172074181051
34 ms 198.255.78.26
16 2026-08-26 04:54 639233161808421455
2069 ms 198.255.78.26
15 2026-08-26 04:37 639233151357344052
165 ms 198.255.78.26
14 2026-08-26 04:20 639233141034116946
15 ms 198.255.78.26
13 2026-08-26 04:03 639233130828334142
18 ms 198.255.78.26
12 2026-08-26 03:45 639233120373450007
13 ms 198.255.78.26
11 2026-08-26 03:28 639233110066216193
18 ms 198.255.78.26
10 2026-08-26 02:35 639233078065410564
19 ms 198.255.78.26
9 2026-08-26 02:18 639233067787457832
161 ms 198.255.78.26
8 2026-08-26 02:00 639233057501801162
166 ms 198.255.78.26
7 2026-08-26 01:43 639233047089431703
162 ms 198.255.78.26
6 2026-08-26 01:26 639233036754790688
37 ms 198.255.78.26
5 2026-08-26 01:09 639233026412602472
16 ms 198.255.78.26
4 2026-08-26 00:51 639233016064066127
13 ms 198.255.78.26
3 2026-08-26 00:34 639233005922655772
163 ms 198.255.78.26
2 2026-08-26 00:17 639232995672256907
162 ms 198.255.78.26
1 2026-08-26 00:00 639232985300872416
12 ms 198.255.78.26